Patents by Inventor Harold W. Chalker

Harold W. Chalker has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4089423
    Abstract: A foldable and collapsible rifle stand comprising a vertical spade shaped earth-engaging spike with front and rear surfaces, a vertical and forwardly opening channel and a foot engaging head at the upper end of the spike and bridging the channel, an elongate, vertical column slidably engaged in the channel and with said header, a rest plate at the upper end of the column and defining laterally spaced rearwardly opening rifle stock grip receiving notches; said column is shiftable from a down position where the plate occurs adjacent the header to an up position where it is spaced above the header, an elongate flat butt support pivotally carried by the header and shiftable from a vertical position where it occurs adjacent said rear surface to a horizontal position where it projects rearwardly from the header and in which position it defines horizontal upwardly disposed support surfaces to engage the butt ends of rifle stock and a pair of laterally spaced forwardly disposed butt head-engaging stops in downward an
    Type: Grant
    Filed: January 17, 1977
    Date of Patent: May 16, 1978
    Inventors: Jack R. Gorham, Harold W. Chalker